A part of an element that provides additional information about that element.

Information about a specific attribute

an interactive feature that allows a user to submit information

A gateway between a web server and a web server extension that tells the server how to send information to a web server extension, and what the server should do after receiving information from a web server extension.

A program executed before packets are sent between clients and servers

Microsoft's first server-side script engine for dynamically generated web pages

a server-side programming technology that enables the creation of a dynamic, platform-independent method for building Web-based applications

collect user input

indicates how the data from the form should be sent to the server along with that request

The <form> element attribute and value specify that the browser will send data to the Web server location specified by a URL

receive information from the server

Indicates which file the browser should request from the server when the user hits the submit button

Defines an input field

The type of field that allow users to enter text

Allows users to provide multiple inputs to answer a question

Name comes from similarity to old car radio buttons (push one in, the others pop out). On a computer it usually looks like a circle, when you choose one, the others are no longer active.

a button that users can click to submit the data they've entered in a form

specifies the name of an <input> element.

a set of two linked data items